2426326561 has 8 divisors (see below), whose sum is σ = 2468698560. Its totient is φ = 2383996272.

The previous prime is 2426326537. The next prime is 2426326583. The reversal of 2426326561 is 1656236242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2426326561 - 2⁷ = 2426326433 is a prime.

It is a super-2 number, since 2×2426326561² = 11774121161228173442, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2426326561.

It is not an unprimeable number, because it can be changed into a prime (2426326531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121276 + ... + 139858.

It is an arithmetic number, because the mean of its divisors is an integer number (308587320).

Almost surely, 2^2426326561 is an apocalyptic number.

It is an amenable number.

2426326561 is a deficient number, since it is larger than the sum of its proper divisors (42371999).

2426326561 is a wasteful number, since it uses less digits than its factorization.

2426326561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20855.

The product of its digits is 103680, while the sum is 37.

The square root of 2426326561 is about 49257.7563536952. The cubic root of 2426326561 is about 1343.7436268787.

The spelling of 2426326561 in words is "two billion, four hundred twenty-six million, three hundred twenty-six thousand, five hundred sixty-one".